*{
    padding:0px;
    margin: 0px;
}
h1 small{
    margin-left: 15px;
}
h1 small a{
    font-size: 20px;
    margin-right: 10px;
}
#toIndex:hover{
    color:orange;
    cursor: pointer;
}
#tab{
    margin: 150px auto;
}
#tab div a img{
    width: 100px;
    height: 100px;
}